*{
    margin: 0;
    padding: 0;
}
body{
    font-size: 0.9rem;
    background: #f2f2f2;
}
.header{
    padding: 0.2rem 0.8rem 0.2rem 0.8rem;
    font-size:1rem;
}
.return{
    display: inline-block;
}
.return img{
    width: 1.2rem;
}
.cont{
    position: relative;
    top: -0.2rem;
}
a{
    display: block;
    text-decoration:none;
    color: #333;
}
.question{
    background: #fff;
    margin: 0rem 0 0.6rem 0;
    padding: 0 1rem;
}
.ques{
    color: #333;
    border-bottom: 0.05rem solid #f2f2f2;
    padding: 0.4rem 0 0.4rem 0;
    font-weight: bold;
    font-size: 0.9rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
div>img{
    width: 1.5rem;
}
.ans{
    color: #666666;
    background: #f2f2f2;
    padding: 0.6rem 1.6rem;
    margin: 0 -1rem;
}
.goback{
    position: fixed;
    right: 0.1rem;
    top: 45%;
    display: inline-block;
    width: 2rem;
    height: 2rem;
    background: rgba(0, 0, 0, 0.25);
    text-align: center;
    border-radius: 1.5rem;
}
a img{
    margin-top: 0.5rem;
    width: 1rem;
}
a:active{
    -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
}